Cyber security (网络安全)

Symantec says hacker group found in China, linked to big Cyberattacks
中国的雇佣黑客集团被识破
Voice of America, September 18, 2013
EN: http://www.voanews.com/content/reu-symantec-says-hacker-group-found-in-china-linked-to-big-cyberattacks/1751398.html
CH:http://www.voachinese.com/content/china-mercenary-hacker-20130917/1751831.html